Are the lines -2x+3y=6 and 2y= -3x+4 parallel?

Are the lines -2x+3y=6 and 2y= -3x+4 parallel? Why or why not?

solve the system by the method of your choice

2x+3y=5 3x+2y= -5

Solve the system by the method of your choice

8x+3y= -4 3x+4y=10

1. having difficulties, keep getting wrong answer (add + subtract) 2. I got an answer of m = 3 which I know is also wrong (solve)

see attachment for problems

How many digits will it take to represent 9^9^9 power?

If 9^9^9 is written out in the usual manner, how many digits will be needed?

Inequalities

Solve inequality^and state solution set using interval notation: x2 + x > 0

Scalars

Please see file attached.

Proportionality and graphing

See attached file

Fourier Series

Find the Fourier series of the function cos(ax) where a is not an integer, over the interval (0

to 103997-O.T.A

Can you please help me with these two word problem-examples? (Rental Charge) 1) The charge C for renting an air hammer from Taylor Rentals is a linear function of the number n of days in the rental period. The charge is $113 for two days and $209 for for five -days. Write C as a linear function of n. What would the ch ...continues